/*
 * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 * All rights reserved.
 *
 * This file is part of Harmattan SmashMiner OpenGL game application.
 * 
 * Harmattan SmashMiner OpenGL Example Application version 1.0.0
 *  
 * Latest update: 15.4.2011
 *
 * The Harmattan SmashMiner OpenGL example application demonstrates how to use 
 * the OpenGL ES in Harmattan devices.
 *
 * This example is provided as a starting point for 3rd party
 * developers (you) to ease the implementation of OpenGL based 
 * games. Ideas, parts of code or methodologies that this
 * example application uses can be freely used without restrictions.
 *
 * See file README.txt how to build and compile this example application
 * in the Harmattan SDK environment. 
 * 
 * See file INSTALL.txt to find out what is required to run this
 * application and how to install the application to the device or
 * alternatively in QEMU-emulator.
 *
 * The LICENSE.txt file explains the license this software is provided
 * with. A copy of the same license is included in this source file.
 * 
 */

/*
 * Copyright (C) 2011 by Nokia Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef MUSICPLAYER_H
#define MUSICPLAYER_H

#include "defines.h"
#include <QTimer>

#ifdef SMASHMINER_CONFIG_ENABLE_MUSIC_PLAYER_GSTREAMER

#include <glib.h>
#include <gst/gst.h>

#endif

enum MusicPlayerStatus { PlayerStatusError = -1, PlayerStatusIdle = 0, PlayerStatusPlaying = 1 };

class QTimer;
class MusicPlayerStarter;

class MusicPlayer : public QObject
{
    Q_OBJECT

public:

    enum TimerPeriod { PeriodTimeMs = 100 };

    MusicPlayer(int volumeLevel, QObject *parent = 0);
    ~MusicPlayer();

    void play();
    void playOnLoop();
    void stop();

public slots:
    void setVolumeLevel(int volumeLevel);

private slots:
#ifdef SMASHMINER_CONFIG_ENABLE_MUSIC_PLAYER_GSTREAMER
    void checkBusMessages();
#endif

private:

#ifdef SMASHMINER_CONFIG_ENABLE_MUSIC_PLAYER_GSTREAMER

    void initGtreamerPipeline();
    void setPipelineVolume();

#endif

    /// Current volume level
    int volumeLevel;
    /// Path to music file
    QString filepath;
    /// Is the loop playback enabled
    bool loopPlayback;
    /// Is the MP3 playback enabled
    bool mp3Playback;
    /// Timer to check the pipeline bus messages
    QTimer *busTimer;
    /// Player status
    MusicPlayerStatus status;

#ifdef SMASHMINER_CONFIG_ENABLE_MUSIC_PLAYER_GSTREAMER

    /// GStreamer pipeline to play OGG or MP3
    GstElement *pipeline;
    /// Source for sound data
    GstElement *source;
    /// Demuxer for the OGG file playback
    GstElement *demuxer;
    /// Parser for the MP3 playback
    GstElement *mp3parse;
    /// Decoder to decode the stream
    GstElement *decoder;
    /// Audio converter
    GstElement *converter;
    ///  For volume control
    GstElement *volume;
    /// Auto audio sink for output
    GstElement *sink;

#endif

};

#endif // MUSICPLAYER_H
